Answer:
Decomposers, or as they're alternatively known, detritovores.
Explanation:
Their job is to break down decaying/dead organic matter to recycle it into the soil for plants (mainly). Fungi and bacteria make up the vast majority of decomposers.
America, Russia or China.
Probably America though.
Answer:
Rr
Explanation:
Rr, assuming that the flower petals are capable of incomplete dominance.
In incomplete dominance, a heterogeneous can show a mixture of the two traits (ie. white and red mix to pink or in your case blue and yellow mix to green).